problem with Marwell gigabit performance

[OxY]

iperf is an authentic benchmark, it says
6945/163914 (4.2%) packet loss, when transfering 200MB data,
the system is 80% idle
----- Original Message ----- 
From: "Pyun YongHyeon" <pyunyh at gmail.com>
To: "OxY" <oxy at field.hu>
Cc: <freebsd-net at freebsd.org>
Sent: Thursday, March 16, 2006 1:39 AM
Subject: Re: problem with Marwell gigabit performance


> On Wed, Mar 15, 2006 at 09:57:23PM +0100, OxY wrote:
> > after further testing and transferred for a couple hours i realized that
> > the performance is ok, not changed dramatically
> > (the server was slow when i measured 9mb/s..)
> > but the load!
> > when i used ftp before the load increased to ~2.0, but
> > now it's 4.5! changed back to the original driver and got 2.0 again..
> > would you guys give me an advice what to buy? 3com or intel?
> > (i heard em(4) driver is not too good..)
> > thx!
> >
>
> I think you may not get correct test result when other system activity
> such as disk I/Os is in progress. Just stick to check pure network
> performance. For ftp, you can request "/dev/zero" from ftp server
> and save it as "/dev/null" on client in order to avoid disk I/Os.
> Also check the following URL.
> http://www.freebsd.org/doc/en/books/developers-handbook/testing.html
>
> -- 
> Regards,
> Pyun YongHyeon